Do migration policies affect whether immigrants contribute more to public finances than they receive as transfer payments? Yes. But simply accumulating the annual fiscal transfers to and fiscal contributions by migrants is not sufficient to identify the policy impact and the potential need for...

The majority of immigrants stay only temporarily in the host country. When many migrations are temporary, it is important to know who leaves and who stays, and why. The key questions for the host country are whether immigrants are net contributors to the welfare system and whether migrants...

We assess the differences in downward nominal and real wage rigidity between natives and immigrants in Portugal, using a matched employer-employee database and the International Wage Flexibility Project (IWFP) methodology. This methodology estimates a notional or counterfactual distribution that...

Migration movements in the south border of México with Guatemala, has motivated serious social, economic and politic un-stability in both countries. During the last decades of the XX-th century, the sites of the south zone have become in zones with high violence indexes, delinquency and...